Location History:
- Ichikawa, JP (1996)
- Tokyo, JP (2005 - 2006)
Company Filing History:
Years Active: 1996-2006
Title: Toshiyuki Nagatsuka: Innovator in Circuit Devices
Introduction
Toshiyuki Nagatsuka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronic components, particularly in circuit devices. With a total of 3 patents to his name, Nagatsuka continues to push the boundaries of innovation in his industry.
Latest Patents
Nagatsuka's latest patents include a circuit device and a method of manufacturing the circuit device. This circuit device features at least one under bump metal formed on a substrate's surface, along with a connection bump on the uppermost layer of the under bump metal. Additionally, at least one laminated metallic film is formed on part or all of the wiring pattern on the substrate's surface, ensuring that the laminated metallic film consists of the same material and thickness as the under bump metal. Another notable patent involves an electronic component that includes a piezo-electric resonator mounted by face-down bonding, which requires a specific die shear strength based on the maximum diameter of the bumps used in the mounting process.
Career Highlights
Toshiyuki Nagatsuka is currently employed at TDK Corporation, where he applies his expertise in developing advanced electronic components. His work has been instrumental in enhancing the performance and reliability of various electronic devices.
Collaborations
Nagatsuka has collaborated with notable coworkers, including Tsutomu Yasui and Yumiko Iijima. Their combined efforts have contributed to the success of various projects within TDK Corporation.
Conclusion
Toshiyuki Nagatsuka is a distinguished inventor whose work in circuit devices and electronic components has made a lasting impact on the industry. His innovative patents and collaborations highlight his commitment to advancing technology.